CH. 18 Heart : heart sounds

slide 53 and 54

what’s the first sound of the heart valves

av node

what’s the second sound of the heart valves

semilunar valve

what is the beginning of atrioventricular valve

ventricular systole contraction

What is the beginning of semilunar valve

ventricular diastole relaxation

Pause indicates

heart relaxation

Aortic Valve what sound heard

2nd intercostal space at right sternal margin

Pulmonary Valve sounds heard

2nd intercostal space at left sternal margin

mitral valve sounds heard over heart apex in

5th intercostal space in middle of clavicle

tricuspid valve sounds typically heard in

5th intercostal space in right sternal margin